Amphastar Pharmaceuticals competitive analysis

Explore Amphastar Pharmaceuticals's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: May 28, 2026
Patent NumberPublication DateTitleTotal Oppositions
Jun 25, 2025Nasal Powder Formulation For Treatment Of Hypoglycemia1
Jun 25, 2025Nasal Powder Formulation For Treatment Of Hypoglycemia1

Latest PTAB cases involving Amphastar Pharmaceuticals

Discover the latest PTAB cases involving Amphastar Pharmaceuticals, highlighting their recent legal challenges and patent disputes.

Last updated on: Jun 1, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Amphastar Pharmaceuticals

IPR2021-01324Aug 12, 2021AMPHASTAR PHARMACEUTICALSAEGIS THERAPEUTICSFinal Written Decision

Peer Comparison New

IP litigation analysis comparing Amphastar Pharmaceuticals with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: May 28, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
AMPHASTAR PHARMACEUTICALS - 21 -
AEGIS THERAPEUTICS - 1 - 1